lecture 27 - spine imaging Flashcards
1
Q
Which nerve root will a central disc herniation affect?
A
The nerve root of vertebrae below
2
Q
What nerve root will a lateral disc herniation affect?
A
Vertebrae above
3
Q
What are the 3 radiological divisions of the vertebrae according to the Denis classification?
A
Anterior column, middle column, posterior column
4
Q
What are the 2 most common types of spinal fracture?
A
Compression & burst fractures
5
Q
What is a ‘winking owl’ sign on an xray of the spine?
A
A missing pedicle - appears as winking owl with anterior view
6
Q
What is the difference between lumbar spine procedures with an epidural vs spinal needle?
A
Epidural needle enters epidural space, while spinal needle penetrates deeper into the subarachnoid space
